The cost of the 6 books if you buy the set is $11.75 less.
The given parameters:
The total cost of the 6 books when bought separately is calculated as follows;
Cost = 6 x $38.25
Cost = $229.5
The difference in price is calculated as follows;
= $241.25 - $229.5
= $11.75
Thus, the cost of the 6 books if you buy the set is $11.75 less.
Learn more about cost price here: brainly.com/question/19104371
Answer:
Parallel= 3
Perpendicular= -1/3
-12
Step-by-step explanation: